Tire tread



FIG. 1 is a perspective view of a tire tread showing our new design, it being understood that the tread pattern repeats circumferentially throughout the outer circumference and shoulder of the tire, the opposite side perspective being identical thereto;

FIG. 2 is a front elevation view thereof; and,

FIG. 3 is a side elevation view of the right side thereof, the left side elevation being identical thereto.

The dash-dot-dash broken line represents the boundaries of the claim and form no part thereof. The dash-dash broken line represent environment only and form no part of the claimed design. 

CLAIM The ornamental design for a tire tread, as shown and described. 